Given : (ai + 3)(ai - 6)
⇒ (ai)(ai) - 6(ai) + 3(ai) - 18
⇒ a²i² - 3ai - 18
We know that i² = -1
⇒ -a² - 3ai - 18
Option 3 is the Answer
Answer:
It means direct sum.
Step-by-step explanation:
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Answer:
g + 200 - 2*600 = 1400
g = 2400 pounds
Step-by-step explanation:
g + 200 - 2*600 = 1400
g + 200 - 1200 = 1400
g - 1000 = 1400
g = 2400
Answer:
Step-by-step explanation:
Given: DE║BC
To prove:
Statements Reasons
1). DE║BC 1). Given
2). ∠1 ≅ ∠4, ∠3 ≅ ∠4 2). Corresponding angles theorem
3). ΔADE ~ ΔABC 3). AA Similarity theorem
4). 4). Corresponding sides are proportional
5). 5). Segment addition postulate
6). 6).
7). 7). Subtract 1 from both sides
8). 8). Take the reciprocal of both sides